Natisite

Na2Ti(SiO4)O
Natisite in aegirine-nepheline-microcline pegmatite with laniprophyllite
Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Sample is 8 cm long.
Detail view is 2 cm wide.

White Light
SW
Natisite
Yellow - Green
Light Blue

 

 

 

Web References

See Maurice de Graaf’s page on the geology of the Khibiny Tundry and Rasvumchorr.
His geologic map of the peninsula shows Khibiny relative to other formations.
On this map of Khibiny Tundry that Maurice has posted you can find Rasvumchorr Mt. (Расвумчорр) in the southeast corner.

Mindat’s Natisite page